To ensure a safe and secure installation, it is recommended to use official digital storefronts:
: The game features 20 levels across multiple planets, where players earn stars based on difficulty to unlock and upgrade troop stats like HP and weapon power. System Requirements
: The primary platform for the game, featuring community reviews, achievements, and cloud saves.
: Some players find the upgrade system a "grindfest," noting that it takes a disproportionate amount of resources to unlock later units. Alien Hallway 2 on Steam
: You manage a squad of up to 8 fighter types, including Shooters (grenades), Miners (resource gathering), Medics (healing/morale), Snipers (long-range), and Flamethrowers (area damage).